package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Options;
import org.apache.ibatis.annotations.Select;

import java.util.List;
import java.util.Map;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    /**
     * 插入菜品数据
     * @param dish
     */
    @Insert("insert into dish (name, category_id, price, status, create_time, update_time, create_user, update_user,image,description) " +
            "values" +
            " (#{name}, #{categoryId}, #{price}, #{status}, #{createTime}, #{updateTime}, #{createUser}, #{updateUser},#{image},#{description})")
    @Options(useGeneratedKeys = true, keyProperty = "id") // 设置主键回填
    @AutoFill(value = OperationType.INSERT)
    void insert(Dish dish);

    // 菜品分页查询
    Page<DishVO> page(DishPageQueryDTO dishPageQueryDTO);

    // 根据id查询菜品
    @Select("select * from dish where id = #{id}")
    Dish getById(Long id);

    // 根据id修改菜品
    @AutoFill(value = OperationType.UPDATE)
    void update(Dish dish);

    // 批量删除菜品
    void deleteByIdBatch(List<Long> ids);

    // 根据菜品分类id查询菜品
    List<Dish> list(Dish dish);

    /**
     * 根据条件统计菜品数量
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}
